VMware Tanzu products update for OpenSSL

1) Out-of-bounds read

EUVDB-ID: #VU75388

Risk: Low

CVSSv3.1: 2.2 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1255

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows an attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the AES-XTS cipher decryption implementation for 64 bit ARM platform. An attacker with ability to control the size and location of the ciphertext buffer can trigger an out-of-bounds read and crash the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

VMware Tanzu Application Service for VMs: All versions

Isolation Segment: All versions

VMware Tanzu Operations Manager: before 3.0.11

Platform Automation Toolkit: before 5.1.2

External links

http://tanzu.vmware.com/security/usn-6119-1

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Resource management error

EUVDB-ID: #VU76651

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-2650

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application when processing OCSP, PKCS7/SMIME, CMS, CMP/CRMF or TS subsystems with no message size limit. A remote attacker can send specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

VMware Tanzu Application Service for VMs: All versions

Isolation Segment: All versions

VMware Tanzu Operations Manager: before 3.0.11

Platform Automation Toolkit: before 5.1.2

External links

http://tanzu.vmware.com/security/usn-6119-1

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.